1991 Infiniti Q45 vs. 2005 Jaguar S-Type
To start off, 2005 Jaguar S-Type is newer by 14 year(s). Which means there will be less support and parts availability for 1991 Infiniti Q45. In addition, the cost of maintenance, including insurance, on 1991 Infiniti Q45 would be higher. At 4,494 cc (8 cylinders), 1991 Infiniti Q45 is equipped with a bigger engine. In terms of performance, 1991 Infiniti Q45 (277 HP @ 6000 RPM) has 42 more horse power than 2005 Jaguar S-Type. (235 HP @ 6800 RPM). In normal driving conditions, 1991 Infiniti Q45 should accelerate faster than 2005 Jaguar S-Type. With that said, vehicle weight also plays an important factor in acceleration. 1991 Infiniti Q45 weights approximately 77 kg more than 2005 Jaguar S-Type. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Both vehicles are rear wheel drive (RWD) - it offers better handling in dry conditions; in addition, if you are looking to drift, both vehicles do the job better than front wheel drive vehicles. With that said, do keep in mind that many other factors such as speed and the wear on your tires can also have significant impact on traction and control. Let's talk about torque, 1991 Infiniti Q45 (397 Nm @ 4000 RPM) has 104 more torque (in Nm) than 2005 Jaguar S-Type. (293 Nm @ 4100 RPM). This means 1991 Infiniti Q45 will have an easier job in driving up hills or pulling heavy equipment than 2005 Jaguar S-Type.
Compare all specifications:
| 1991 Infiniti Q45 | 2005 Jaguar S-Type | |
| Make | Infiniti | Jaguar |
| Model | Q45 | S-Type |
| Year Released | 1991 | 2005 |
| Body Type | Sedan | Sedan |
| Engine Position | Front | Front |
| Engine Size | 4494 cc | 2967 cc |
| Engine Cylinders | 8 cylinders | 6 cylinders |
| Engine Type | V | V |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 277 HP | 235 HP |
| Engine RPM | 6000 RPM | 6800 RPM |
| Torque | 397 Nm | 293 Nm |
| Torque RPM | 4000 RPM | 4100 RPM |
| Engine Bore Size | 93 mm | 89 mm |
| Engine Stroke Size | 82.7 mm | 79.5 mm |
| Fuel Type | Gasoline | Gasoline - Premium |
| Top Speed | 246 km/hour | 235 km/hour |
| Drive Type | Rear | Rear |
| Transmission Type | Automatic | Automatic |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 4 doors |
| Vehicle Weight | 1750 kg | 1673 kg |
| Vehicle Length | 5080 mm | 4880 mm |
| Vehicle Width | 1830 mm | 1820 mm |
| Vehicle Height | 1440 mm | 1450 mm |
| Wheelbase Size | 2890 mm | 3040 mm |
| Fuel Tank Capacity | 72 L | 70 L |
